22550902417

Committed 01 Mar 2026 07:32PM UTC coverage: 68.401% (-5.3%) from 73.687%

Build # 22550902417

Build Type

Pull #14922

github

Committed by

web-flow

Commit Message

github-actions: bump actions/upload-artifact from 6.0.0 to 7.0.0

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 6.0.0 to 7.0.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Pull Request Pull Request #14922: github-actions: bump actions/upload-artifact from 6.0.0 to 7.0.0

Coverage Stats

218243 of 319063 relevant lines covered (68.4%)

3284926.58 hits per line

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0.0

/src/util-lua-smtp.c

/* Copyright (C) 2014-2025 Open Information Security Foundation
 *
 * You can copy, redistribute or modify this Program under the terms of
 * the GNU General Public License version 2 as published by the Free
 * Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * version 2 along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

/**
 *  \file
 *
 *  \author casec Bachelors group
 *  \author Lauritz Prag Sømme <lauritz24@me.com>
 *  \author Levi Tobiassen <levi.tobiassen@gmail.com>
 *  \author Stian Hoel Bergseth <stian.bergseth@hig.no>
 *  \author Vinjar Hillestad <vinjar.hillestad@hig.no>
 */

#include "suricata-common.h"
#include "app-layer-smtp.h"

#include "util-lua.h"
#include "util-lua-common.h"
#include "util-lua-smtp.h"

#include "lua.h"
#include "lauxlib.h"

static const char smtp_tx_mt[] = "suricata:smtp:tx";

struct LuaSmtpTx {
    SMTPTransaction *tx;
};

static int LuaSmtpGetTx(lua_State *L)
{
    if (!(LuaStateNeedProto(L, ALPROTO_SMTP))) {
        return LuaCallbackError(L, "error: protocol not SMTP");
    }

    Flow *flow = LuaStateGetFlow(L);
    if (flow == NULL) {
        return LuaCallbackError(L, "error: no flow found");
    }

    SMTPState *state = (SMTPState *)FlowGetAppState(flow);
    if (state == NULL) {
        return LuaCallbackError(L, "error: no SMTP state");
    }

    SMTPTransaction *tx = state->curr_tx;
    if (tx == NULL) {
        return LuaCallbackError(L, "error: no SMTP transaction found");
    }

    struct LuaSmtpTx *lua_tx = (struct LuaSmtpTx *)lua_newuserdata(L, sizeof(*lua_tx));
    if (lua_tx == NULL) {
        return LuaCallbackError(L, "error: fail to allocate user data");
    }
    lua_tx->tx = tx;

    luaL_getmetatable(L, smtp_tx_mt);
    lua_setmetatable(L, -2);

    return 1;
}

static int LuaSmtpTxGetMimeField(lua_State *L)
{
    struct LuaSmtpTx *tx = luaL_checkudata(L, 1, smtp_tx_mt);

    if (tx->tx->mime_state == NULL) {
        return LuaCallbackError(L, "no mime state");
    }

    const char *name = luaL_checkstring(L, 2);
    if (name == NULL) {
        return LuaCallbackError(L, "2nd argument missing, empty or wrong type");
    }

    const uint8_t *field_value;
    uint32_t field_len;
    if (SCMimeSmtpGetHeader(tx->tx->mime_state, name, &field_value, &field_len)) {
        return LuaPushStringBuffer(L, field_value, field_len);
    }

    return LuaCallbackError(L, "request mime field not found");
}

static int LuaSmtpTxGetMimeList(lua_State *L)
{
    struct LuaSmtpTx *tx = luaL_checkudata(L, 1, smtp_tx_mt);

    if (tx->tx->mime_state == NULL) {
        return LuaCallbackError(L, "no mime state");
    }

    const uint8_t *field_name;
    uint32_t field_len;
    int num = 1;
    lua_newtable(L);
    while (SCMimeSmtpGetHeaderName(tx->tx->mime_state, &field_name, &field_len, (uint32_t)num)) {
        if (field_len != 0) {
            lua_pushinteger(L, num++);
            LuaPushStringBuffer(L, field_name, field_len);
            lua_settable(L, -3);
        }
    }
    return 1;
}

static int LuaSmtpTxGetMailFrom(lua_State *L)
{
    struct LuaSmtpTx *tx = luaL_checkudata(L, 1, smtp_tx_mt);

    if (tx->tx->mail_from == NULL || tx->tx->mail_from_len == 0) {
        lua_pushnil(L);
        return 1;
    }

    return LuaPushStringBuffer(L, tx->tx->mail_from, tx->tx->mail_from_len);
}

static int LuaSmtpTxGetRcptList(lua_State *L)
{
    struct LuaSmtpTx *tx = luaL_checkudata(L, 1, smtp_tx_mt);

    /* Create a new table in luastate for rcpt list */
    lua_newtable(L);
    /* rcpt var for iterator */
    int u = 1;
    SMTPString *rcpt;

    TAILQ_FOREACH (rcpt, &tx->tx->rcpt_to_list, next) {
        lua_pushinteger(L, u++);
        LuaPushStringBuffer(L, rcpt->str, rcpt->len);
        lua_settable(L, -3);
    }

    return 1;
}

static const struct luaL_Reg smtptxlib[] = {
    { "get_mime_field", LuaSmtpTxGetMimeField },
    { "get_mime_list", LuaSmtpTxGetMimeList },
    { "get_mail_from", LuaSmtpTxGetMailFrom },
    { "get_rcpt_list", LuaSmtpTxGetRcptList },
    { NULL, NULL },
};

static const struct luaL_Reg smtplib[] = {
    { "get_tx", LuaSmtpGetTx },
    { NULL, NULL },
};

int SCLuaLoadSmtpLib(lua_State *L)
{
    luaL_newmetatable(L, smtp_tx_mt);
    lua_pushvalue(L, -1);
    lua_setfield(L, -2, "__index");
    luaL_setfuncs(L, smtptxlib, 0);

    luaL_newlib(L, smtplib);
    return 1;
}

1	/* Copyright (C) 2014-2025 Open Information Security Foundation
2	*
3	* You can copy, redistribute or modify this Program under the terms of
4	* the GNU General Public License version 2 as published by the Free
5	* Software Foundation.
6	*
7	* This program is distributed in the hope that it will be useful,
8	* but WITHOUT ANY WARRANTY; without even the implied warranty of
9	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10	* GNU General Public License for more details.
11	*
12	* You should have received a copy of the GNU General Public License
13	* version 2 along with this program; if not, write to the Free Software
14	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
15	* 02110-1301, USA.
16	*/
17
18	/**
19	* \file
20	*
21	* \author casec Bachelors group
22	* \author Lauritz Prag Sømme <lauritz24@me.com>
23	* \author Levi Tobiassen <levi.tobiassen@gmail.com>
24	* \author Stian Hoel Bergseth <stian.bergseth@hig.no>
25	* \author Vinjar Hillestad <vinjar.hillestad@hig.no>
26	*/
27
28	#include "suricata-common.h"
29	#include "app-layer-smtp.h"
30
31	#include "util-lua.h"
32	#include "util-lua-common.h"
33	#include "util-lua-smtp.h"
34
35	#include "lua.h"
36	#include "lauxlib.h"
37
38	static const char smtp_tx_mt[] = "suricata:smtp:tx";
39
40	struct LuaSmtpTx {
41	SMTPTransaction *tx;
42	};
43
44	static int LuaSmtpGetTx(lua_State *L)
45	{	×
46	if (!(LuaStateNeedProto(L, ALPROTO_SMTP))) {	×
47	return LuaCallbackError(L, "error: protocol not SMTP");	×
48	}	×
49
50	Flow *flow = LuaStateGetFlow(L);	×
51	if (flow == NULL) {	×
52	return LuaCallbackError(L, "error: no flow found");	×
53	}	×
54
55	SMTPState state = (SMTPState )FlowGetAppState(flow);	×
56	if (state == NULL) {	×
57	return LuaCallbackError(L, "error: no SMTP state");	×
58	}	×
59
60	SMTPTransaction *tx = state->curr_tx;	×
61	if (tx == NULL) {	×
62	return LuaCallbackError(L, "error: no SMTP transaction found");	×
63	}	×
64
65	struct LuaSmtpTx lua_tx = (struct LuaSmtpTx )lua_newuserdata(L, sizeof(*lua_tx));	×
66	if (lua_tx == NULL) {	×
67	return LuaCallbackError(L, "error: fail to allocate user data");	×
68	}	×
69	lua_tx->tx = tx;	×
70
71	luaL_getmetatable(L, smtp_tx_mt);	×
72	lua_setmetatable(L, -2);	×
73
74	return 1;	×
75	}	×
76
77	static int LuaSmtpTxGetMimeField(lua_State *L)
78	{	×
79	struct LuaSmtpTx *tx = luaL_checkudata(L, 1, smtp_tx_mt);	×
80
81	if (tx->tx->mime_state == NULL) {	×
82	return LuaCallbackError(L, "no mime state");	×
83	}	×
84
85	const char *name = luaL_checkstring(L, 2);	×
86	if (name == NULL) {	×
87	return LuaCallbackError(L, "2nd argument missing, empty or wrong type");	×
88	}	×
89
90	const uint8_t *field_value;	×
91	uint32_t field_len;	×
92	if (SCMimeSmtpGetHeader(tx->tx->mime_state, name, &field_value, &field_len)) {	×
93	return LuaPushStringBuffer(L, field_value, field_len);	×
94	}	×
95
96	return LuaCallbackError(L, "request mime field not found");	×
97	}	×
98
99	static int LuaSmtpTxGetMimeList(lua_State *L)
100	{	×
101	struct LuaSmtpTx *tx = luaL_checkudata(L, 1, smtp_tx_mt);	×
102
103	if (tx->tx->mime_state == NULL) {	×
104	return LuaCallbackError(L, "no mime state");	×
105	}	×
106
107	const uint8_t *field_name;	×
108	uint32_t field_len;	×
109	int num = 1;	×
110	lua_newtable(L);	×
111	while (SCMimeSmtpGetHeaderName(tx->tx->mime_state, &field_name, &field_len, (uint32_t)num)) {	×
112	if (field_len != 0) {	×
113	lua_pushinteger(L, num++);	×
114	LuaPushStringBuffer(L, field_name, field_len);	×
115	lua_settable(L, -3);	×
116	}	×
117	}	×
118	return 1;	×
119	}	×
120
121	static int LuaSmtpTxGetMailFrom(lua_State *L)
122	{	×
123	struct LuaSmtpTx *tx = luaL_checkudata(L, 1, smtp_tx_mt);	×
124
125	if (tx->tx->mail_from == NULL \|\| tx->tx->mail_from_len == 0) {	×
126	lua_pushnil(L);	×
127	return 1;	×
128	}	×
129
130	return LuaPushStringBuffer(L, tx->tx->mail_from, tx->tx->mail_from_len);	×
131	}	×
132
133	static int LuaSmtpTxGetRcptList(lua_State *L)
134	{	×
135	struct LuaSmtpTx *tx = luaL_checkudata(L, 1, smtp_tx_mt);	×
136
137	/* Create a new table in luastate for rcpt list */
138	lua_newtable(L);	×
139	/* rcpt var for iterator */
140	int u = 1;	×
141	SMTPString *rcpt;	×
142
143	TAILQ_FOREACH (rcpt, &tx->tx->rcpt_to_list, next) {	×
144	lua_pushinteger(L, u++);	×
145	LuaPushStringBuffer(L, rcpt->str, rcpt->len);	×
146	lua_settable(L, -3);	×
147	}	×
148
149	return 1;	×
150	}	×
151
152	static const struct luaL_Reg smtptxlib[] = {
153	{ "get_mime_field", LuaSmtpTxGetMimeField },
154	{ "get_mime_list", LuaSmtpTxGetMimeList },
155	{ "get_mail_from", LuaSmtpTxGetMailFrom },
156	{ "get_rcpt_list", LuaSmtpTxGetRcptList },
157	{ NULL, NULL },
158	};
159
160	static const struct luaL_Reg smtplib[] = {
161	{ "get_tx", LuaSmtpGetTx },
162	{ NULL, NULL },
163	};
164
165	int SCLuaLoadSmtpLib(lua_State *L)
166	{	×
167	luaL_newmetatable(L, smtp_tx_mt);	×
168	lua_pushvalue(L, -1);	×
169	lua_setfield(L, -2, "__index");	×
170	luaL_setfuncs(L, smtptxlib, 0);	×
171
172	luaL_newlib(L, smtplib);	×
173	return 1;	×
174	}	×

OISF / suricata / 22550902417

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